4-Chloro-5-methylthieno[2,3-d]pyrimidine
[CAS# 43088-67-1]

Identification

• Classification: Pharmaceutical intermediate >> Heterocyclic compound intermediate >> Pyrimidine compound >> Thiophene
• Name: 4-Chloro-5-methylthieno[2,3-d]pyrimidine
• Molecular Formula: C₇H₅ClN₂S
• Molecular Weight: 184.65
• CAS Registry Number: 43088-67-1
• EC Number: 672-798-4

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335
Acute toxicity	Acute Tox.	4	H312
Eye irritation	Eye Irrit.	2A	H319
Eye irritation	Eye Irrit.	2	H319
Acute toxicity	Acute Tox.	4	H302
Acute toxicity	Acute Tox.	4	H332